: : Give suggestion for constructing a system which one is interface to computer: : : : Well...: : Make it wireless. Or connect it with wires.: : Give it a user interface. Or have the UI on the PC.: : Make it a standalone device. Or have some logic in the PC.: : What are you trying to do?: : : [purple]Melissa[/purple]: : >hi melissa>thanks for responding me>I m like to construct wireless interface>Especially wireless PC interface which operate 1 fan,1 light, 1 socket which one is used for any house hold purpose.>the whole things r completly operated by PC.>till now,i have only slight think about some logic in the PC.>give me proper seggestion or is their is any circuitary u have.